"Describe" questions — AQA A-Level Physics (7408)
24 questions · physics · View as Markdown
How to answer
Say WHAT happens, in order. No reasoning. Structure: 1. First X. 2. Then Y. 3. Then Z. Assessment Objective: AO1. Every "describe" answer on this spec is marked against exactly this pattern.
Sample questions
- A physics technician records the following measurements during an experiment: a length of 0.0035 m, a mass of 0.000 002 …
- A student measures the extension of a spring when a 500 g mass is hung from it. She takes five measurements using a rule…
- Describe how ultrasound is used to produce an image of structures inside the body.
- Describe how a digital X-ray image of a patient's chest is produced, from the X-ray tube to the final image.
- A student measures the boiling point of a saltwater solution. She takes six readings using a thermometer. Her results ar…
- A skydiver jumps from an aircraft and falls vertically downwards. Describe how the velocity of the skydiver changes from…
- A student measures the resistance of a resistor five times using an ohmmeter. His results are: 47 Ω, 52 Ω, 49 Ω, 48 Ω, a…
- Describe the evidence from the alpha particle scattering experiment that led scientists to conclude that an atom has a s…